摘要
首先分析了大数据时代地理信息服务存在的问题,介绍了数据即服务的发展现状。然后提出了一种地理空间数据即服务私有云,并设计了其逻辑结构和功能结构。最后,介绍了三种支撑私有云的关键技术。
Firstly,this paper points out the problems existing in geospatial information service in the era of Big Data. And the progress about Data as a service（ DaaS） made by international companies is introduced. Then,a kind of geospatial DaaS private cloud is proposed in the aspect of its logical structure and function. Finally,three underpinning technologies of geospatial DaaS are described in detail.
出处
《测绘与空间地理信息》
2014年第5期19-21,63,共4页
Geomatics & Spatial Information Technology
